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Diffstat (limited to 'src/corelib/global/qlogging.cpp')
| -rw-r--r-- | src/corelib/global/qlogging.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/corelib/global/qlogging.cpp b/src/corelib/global/qlogging.cpp index 01ca949204b..1c469d28fb8 100644 --- a/src/corelib/global/qlogging.cpp +++ b/src/corelib/global/qlogging.cpp @@ -129,6 +129,36 @@ QT_BEGIN_NAMESPACE using namespace Qt::StringLiterals; +/*! + \headerfile <QtLogging> + \inmodule QtCore + \title Qt Logging Types + + \brief The <QtLogging> header file defines Qt logging types, functions + and macros. + + The <QtLogging> header file contains several types, functions and + macros for logging. + + The QtMsgType enum identifies the various messages that can be generated + and sent to a Qt message handler; QtMessageHandler is a type definition for + a pointer to a function with the signature + \c {void myMessageHandler(QtMsgType, const QMessageLogContext &, const char *)}. + qInstallMessageHandler() function can be used to install the given + QtMessageHandler. QMessageLogContext class contains the line, file, and + function the message was logged at. This information is created by the + QMessageLogger class. + + <QtLogging> also contains functions that generate messages from the + given string argument: qDebug(), qInfo(), qWarning(), qCritical(), + and qFatal(). These functions call the message handler + with the given message. + + Example: + + \snippet code/src_corelib_global_qglobal.cpp 4 +*/ + #if !defined(Q_CC_MSVC) Q_NORETURN #endif |